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EP 4 285 163 A1

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(43) Date of publication: 06.12.2023 Bulletin 2023/49 (21) Application number: 22746926.9 (22) Date of filing: 31.01.2022

(51) International Patent Classification (IPC):  G01V 1/30(2006.01) G06N 20/00(2019.01) G06F 16/587(2019.01) G01V 1/34(2006.01) G06F 16/54(2019.01) (52) Cooperative Patent Classification (CPC): G06N 20/00; G01V 1/008; G01V 1/226; G06N 3/088; G06N 7/01; G06N 3/045 (86) International application number: PCT/US2022/070428 (87) International publication number: WO 2022/165528 (04.08.2022 Gazette 2022/31)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 31.01.2021 US 202163143906 P (71) Applicants: Services Pétroliers Schlumberger 75007 Paris (FR) FR  GeoQuest Systems B.V. 2586 BJ The Hague (NL) AL AT BE BG CH CY CZ DE DK EE ES FI GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(72) Inventors: PICKLES, Robin John Abingdon Oxfordshire OX14 4RU (GB) TORRENS, Richard Abingdon Oxfordshire OX14 4RU (GB) FREEMAN, Stephen Robert London Greater London SW1E 6PA (GB) VHANAMANE, Ranjit Abingdon Oxfordshire OX14 4RU (GB) PARK, Kwangwon Houston, Texas 77077 (US) (74) Representative: Schlumberger Intellectual Property Department  Parkstraat 83 2514 JG Den Haag 2514 JG Den Haag (NL)